Miller Electric SHOPMATE 300 DX Owner'S Manual Download Page 28 | Manualshive

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OM-225 757 Page 24

SECTION 6

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ELECTRICAL DIAGRAM

Figure 6-1. Circuit Diagram

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Summary of Contents for SHOPMATE 300 DX

Page 1: ...SHOPMATE 300 DX Processes Description Multiprocess Welding Arc Welding Power Source OM 225 757C 2010 04 MIG GMAW Welding Visit our website at www MillerWelds com File MIG GMAW...

Page 2: ...ntinue the tradition They re just as committed to providing equipment and service that meets the high standards of quality and value established in 1929 This Owner s Manual is designed to help you get...

Page 3: ...CTION 3 INSTALLATION 11 3 1 Specifications 11 3 2 Duty Cycle And Overheating 11 3 3 Serial Number And Rating Label Location 12 3 4 Selecting A Location 12 3 5 Dimensions And Weights 13 3 6 Tipping 13...

Page 4: ......

Page 5: ...lds when in cramped positions such as sitting kneeling or lying or when there is a high risk of unavoid able or accidental contact with the workpiece or ground For these conditions use the following e...

Page 6: ...less they are properly prepared according to AWS F4 1 see Safety Standards D Do not weld where the atmosphere may contain flammable dust gas or liquid vapors such as gasoline D Connect work cable to t...

Page 7: ...panels covers and guards closed and securely in place D Have only qualified persons remove doors panels covers or guards for maintenance and troubleshooting as necessary D Reinstall doors panels cover...

Page 8: ...web site www ansi org Standard for Fire Prevention During Welding Cutting and Other Hot Work NFPA Standard 51B from National Fire Protection Association Quincy MA 02269 phone 1 800 344 3555 website ww...

Page 9: ...source lectrique courant lectrique s av re n cessaire se servir de la fonction de t l commande si l appareil en est quip D D autres consignes de s curit sont n cessaires dans les condi tions suivante...

Page 10: ...u laine et des bottes de protection LE SOUDAGE peut provoquer un incendie ou une explosion Le soudage effectu sur des conteneurs ferm s tels que des r servoirs tambours ou des conduites peut provoquer...

Page 11: ...lt rieur D Utiliser les quipements corrects les bonnes proc dures et suffi samment de personnes pour soulever et d placer les bouteilles D Lire et suivre les instructions sur les bouteilles de gaz com...

Page 12: ...stan ce correcte et utiliser une terre et un blindage pour r duire les interf rences ventuelles LE SOUDAGE L ARC risque de provoquer des interf rences D L nergie lectromagn tique risque de provoquer d...

Page 13: ...r gion 5 Chicago est 312 353 2220 site Internet www osha gov U S Consumer Product Safety Commission CPSC 4330 East West Highway Bethesda MD 20814 t l phone 301 504 7923 site inter net www cpsc gov Ap...

Page 14: ...OM 225 757 Page 10...

Page 15: ...0 26 10 35V In CV Mode 85 VDC In CV Mode While idling 3 2 Duty Cycle And Overheating Duty Cycle is percentage of 10 min utes that unit can weld at rated load without overheating If unit overheats ther...

Page 16: ...provided on back cover of this manual 3 4 Selecting A Location 1 Lifting Eye 2 Lifting Forks Use lifting eye or lifting forks to move unit If using lifting forks extend forks beyond opposite side of...

Page 17: ...B 19 in 483 mm C 25 1 2 in 648 mm including strain relief D 24 1 2 in 622 mm E 1 1 2 in 38 mm F 17 25 32 in 452 mm G 1 3 64 in 27 mm H 7 16 in 11 mm Dia Weight 177 lb 80 kg 804 349 C 801 530 D E F G...

Page 18: ...5 1 50 1 0 60 2 0 70 3 0 95 3 0 95 200 3 30 2 35 1 50 1 0 60 2 0 70 3 0 95 4 0 120 4 0 120 250 2 35 1 50 1 0 60 2 0 70 3 0 95 4 0 120 2 ea 2 0 2x70 2 ea 2 0 2x70 300 1 50 1 0 60 2 0 70 3 0 95 4 0 120...

Page 19: ...Cable Terminal 4 Copper Bar Remove supplied nut from weld output ter minal Slide weld cable terminal onto weld output terminal and secure with nut so that weld cable terminal is tight against copper...

Page 20: ...Circuit common for 24 volts AC circuit The remaining sockets are not used 3 10 Connecting Remote Control Ref S 0004 A S 0750 Turn off power before connecting to Remote 14 receptacle 1 Remote 14 Recept...

Page 21: ...current curves comparable to the recommended fuse 2 Time Delay fuses are UL class RK5 See UL 248 3 Normal Operating general purpose no intentional delay fuses are UL class K5 up to and including 60 a...

Page 22: ...screws 3 Machine Grounding Terminal 4 Green Or Green Yellow Grounding Conductor Connect green or green yellow grounding conductor to welding power source groundingterminal first 5 Welding Power Source...

Page 23: ...rol 6 Mode Switch The Mode switch setting determines both the process and output On Off control Areas highlighted in orange are a contactor on position 7 Arc Control Control adjusts inductance for MIG...

Page 24: ...art an arc as follows 1 TIG Electrode 2 Workpiece Touch tungsten electrode to work piece at weld start point hold electrode to workpiece for 1 2 seconds and slowly lift electrode An arc will form when...

Page 25: ...place unreadable labels Repair or replace cracked weld cable Clean and tighten weld terminals 6 Months Blow out or vacuum inside During heavy service clean monthly OR 5 2 Supplementary Protector CB1 8...

Page 26: ...is shown contact a Factory Authorized Service Agent 5 Help 5 Display Indicates the secondary heat sink of the unit has overheated The unit has shut down to allow the fan to cool it see Section 3 2 Ope...

Page 27: ...see Sections 3 10 and NO TAG Have Factory Authorized Service Agent check control board PC1 front panel display board PC2 and hall device HD1 Erratic or improper weld output Use proper size and type o...

Page 28: ...OM 225 757 Page 24 SECTION 6 ELECTRICAL DIAGRAM Figure 6 1 Circuit Diagram...

Page 29: ...OM 225 757 Page 25 242 567 a...

Page 30: ...Notes...

Page 31: ...bles No Labor 5 6 Months Parts Batteries Bernard Guns No Labor Tregaskiss Guns No Labor 6 90 Days Parts Accessory Kits Canvas Covers Induction Heating Coils and Blankets Cables and Non Electronic Cont...

Page 32: ...your personal records Always provide Model Name and Serial Style Number Contact a DISTRIBUTOR or SERVICE AGENCY near you Welding Supplies and Consumables Options and Accessories Personal Safety Equip...

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